| All Patents in class 72/310 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 6,216 | Mar. 20, 1849 | J. Wright | Improved Machine fot Turning a Lock on Sheet Metal | tinsmith |
| 471,599 | Mar. 29, 1892 | N.G. Boggs, J.M. Brown | Cornice and eaves-trough brake machine | sheet metal brakes |
| 704,521 | Jul. 15, 1902 | J.J. Dolan, E. Estep | Metal-bending tool | metal bending machines |
| 811,975 | Feb. 06, 1906 | W. Vollmer | Machine for Bending Angle Irons | metal bending machines |
| 1,080,309 | Dec. 02, 1913 | W. Vollmer | Metal Bending Machine | metal bending machines |
| 1,754,470 | Apr. 15, 1930 | J.R. Kerlin | Bending machine | metal bending machines |
| 3,260,091 | Jul. 12, 1966 | R.M. Shaw, Jr. | Bending Machine | metal bending machines |
